Sudden drop in fuel efficiency in 3 Series Long Wheelbase

Mileage reduces noticeably without major changes in driving.

Issue Details

Severity: medium
Impact: Higher fuel cost.
Estimated Repair Cost: ₹2,000 – ₹30,000
Affected Years: 2019-2024
Frequency: Common

Symptoms

Low mileage
Frequent refueling

Causes

Dirty air filter
Injector issue

Solutions

Replace filters
Engine tuning

Prevention Tips

Use quality fuel